Home / 5,417.04-7,474.80-3,424.08

Finding the Fourth Proportional to 5,417.04, 7,474.80 and 3,424.08

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Solution

The fourth proportional to 5,417.04, 7,474.80 and 3,424.08 is: 4,724.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,417.04 : 7,474.80 = 3,424.08 : x
  2. Step 2: Convert to fraction form
    5,417.04/7,474.80 = 3,424.08/x
  3. Step 3: Cross multiply
    5,417.04x = 7,474.80 × 3,424.08
  4. Step 4: Simplify right side
    5,417.04x = 25,594,313.18
  5. Step 5: Solve for x
    x = 25,594,313.18/5,417.04
  6. Step 6: Final answer
    x = 4,724.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.